The Genus GWMC Wide-Angle Matte Box for 4 x 4″ Filters includes a wide-angle matte box with a 105mm attachment, a 4 x 4″ rotating filter tray, a 4 x 4″ fixed filter tray, and a wide-angle rayshade. Standard lenses as well as wide-angle lenses can be accommodated using the wide rayshade.
Two lockable 4 x 4″ filter holders are provided; one fixed and the other 360°-rotatable for graduating filters. Also included is an 82mm adapter ring, as well as a clamp ring that supports lenses and wide-angle adapters with diameters up to 105mm. A GARD donut adapter ring allows you to achieve a secure fit between the lens adapter ring and clamp ring of the matte box. You can use the matte box with 58 to 86mm lenses via screw-in adapter rings.